2024
42. STRESS EXPOSURE DYNAMICALLY REGULATES EQTL ACTIVITY IN THE POST-MORTEM BRAIN AND IN HIPSC-DERIVED NEURONS
Seah C, Signer R, Young H, Hicks E, Rusielewicz T, Bader H, Xu C, Breen M, Paull D, Yehuda R, Girgenti M, Brennand K, Huckins L. 42. STRESS EXPOSURE DYNAMICALLY REGULATES EQTL ACTIVITY IN THE POST-MORTEM BRAIN AND IN HIPSC-DERIVED NEURONS. European Neuropsychopharmacology 2024, 87: 71-72. DOI: 10.1016/j.euroneuro.2024.08.156.Peer-Reviewed Original ResearchPost-mortem brainsTranscription factor binding sitesAbsence of cellular stressCombat-exposed veteransFactor binding sitesImpact gene expressionBinding sitesGR binding sitesPositive regulatory activityMotif enrichmentSequence readsCRISPRi screenOpen chromatinFunctional annotationBrain regionsTraumatic stressCRISPR screensEQTLTraumatic experiencesLeading locusPTSDPerturbed genesRegulatory architectureTranscriptomic activityTranscriptomic response
2023
MASSIVELY PARALLEL CHARACTERIZATION OF CONTEXT SPECIFIC REGULATORY RISK ELEMENTS ACROSS PSYCHIATRIC DISORDERS IN HUMAN-INDUCED PLURIPOTENT STEM CELL-DERIVED GLUTAMATERGIC NEURONS
Townsley K, Sen A, Lee J, Deans P, Jia M, Fernandez-Garcia M, Cartwright S, Cohen S, Goate A, Brennand K, Huckins L. MASSIVELY PARALLEL CHARACTERIZATION OF CONTEXT SPECIFIC REGULATORY RISK ELEMENTS ACROSS PSYCHIATRIC DISORDERS IN HUMAN-INDUCED PLURIPOTENT STEM CELL-DERIVED GLUTAMATERGIC NEURONS. European Neuropsychopharmacology 2023, 75: s7-s8. DOI: 10.1016/j.euroneuro.2023.08.022.Peer-Reviewed Original ResearchCandidate regulatory sequencesExpression quantitative trait lociRegulatory sequencesTranscriptional activityGWAS statisticsSingle-cell CRISPR screensCell type-specific mannerParallel reporter assaysQuantitative trait lociPutative regulatory elementsHigh-throughput sequencingFine-mapping approachFine-mapping methodsLarge-scale identificationFunctional impactTranscriptomic imputationTrait lociKey genesCRISPR screensLarge-scale screening techniquesRegulatory elementsNeuropsychiatric traitsCausal SNPsReporter assaysCasual variants
2022
Stem Cell Models for Context-Specific Modeling in Psychiatric Disorders
Seah C, Huckins L, Brennand K. Stem Cell Models for Context-Specific Modeling in Psychiatric Disorders. Biological Psychiatry 2022, 93: 642-650. PMID: 36658083, DOI: 10.1016/j.biopsych.2022.09.033.Peer-Reviewed Original ResearchConceptsStem cell modelCell typesTarget genesGenome-wide association study (GWAS) lociExpression quantitative trait lociGenome-wide association studiesParallel reporter assaysQuantitative trait lociStem cell-derived cell typesPluripotent stem cell modelsComplex polygenic architectureContext-specific mannerPsychiatric disorder riskTrait lociRegulates transcriptionStudy lociGenetic regulationPolygenic architectureCRISPR screensCell modelCausal variantsRegulated expressionPatient-specific humanReporter assaysAssociation studies